Last name Roncatto (Roncatto 
) , across the world, is a rare cognomen. The family name Roncatto is characteristic of Brazil, where it is a rare surname, Portugal, where it is a very rare surname, and Argentina.
| VARIANT | COUNTRY |
|---|---|
| Roncatto | Brazil, Portugal, Argentina |
|
gabrielle roncatto Brazilian swimmer, BR (b. 1998) |
|
| evandro roncatto Brazilian footballer and manager, BR (b. 1986) |
|
Mr, Ercy, Enzo, Vera, Iris, Ilda, Ilce, Ivan, Ieda, Yara, Maria, Mario, Marli, Maico, Mauri, Mabel, Mafê, Mirna, Sueli, Suely, Sonia, Alice, Erik, Edno, Elza, Elma, Ms, Ana, Alex, Aldo, Anna, Arli, Abel, Cely, Braz, Kaua, Andre, Rosa, Rigo, Davi, Gema, Lais, Leny, Luiz, Luma, Jose, Joao, Nayr, Rita, and Ariel